Home / 35,646.12-49,183.77-21,303.80

Finding the Fourth Proportional to 35,646.12, 49,183.77 and 21,303.80

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Solution

The fourth proportional to 35,646.12, 49,183.77 and 21,303.80 is: 29,394.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,646.12 : 49,183.77 = 21,303.80 : x
  2. Step 2: Convert to fraction form
    35,646.12/49,183.77 = 21,303.80/x
  3. Step 3: Cross multiply
    35,646.12x = 49,183.77 × 21,303.80
  4. Step 4: Simplify right side
    35,646.12x = 1,047,800,953.41
  5. Step 5: Solve for x
    x = 1,047,800,953.41/35,646.12
  6. Step 6: Final answer
    x = 29,394.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.